Select all statements that apply to Enzymes: Composed of polypeptides

Increase activation energy
to speed up chemical reactions

Lower the energy of products

Increase the amount of substrate present in a reaction

Are versatile and can catalyze most reactions if the reactants are at a high concentration.

Bind to substrates at active sites

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above statement is not a true statement about the open ocean because the open ocean has low levels of nutrients. most of the photosynthetic activity on earth occurs in the open ocean within the photic zone. organisms in the deep ocean are exposed to frigid temperatures and total darkness but it does not begin at the low-tide mark.